Seiko 16" Wall Clock is simple, ultra-modern wall clock that brings simplistic style to any space. It features a round silver plastic frame with easy-to-read black details. You'll love the step movement second hand. Powered by 1 AA battery (included). Overall dimensions: 15.7 X 15.7 X 1.5 inches. All Seiko clocks are equipped with quartz movement, providing superior accuracy.